Moles and Stoichiometry IPC

Front

In the equation 2 Al₂O₃ --> 4 Al + 3 O₂, what is the mole ratio of aluminum to oxygen?

Back

4:3

Front

What can be determined from a balanced chemical equation?

Back

Mole ratio of any two substances in the reaction.

Front

What is the mole ratio between Nitrogen and Ammonium in the reaction N₂ +  3H₂ → 2NH₃?

Back

2 moles NH₃ / 1 moles N₂ 

Front

2Na + S -->Na₂S
What is the total number of moles of S that reacts when 4.0 moles of Na were completely consumed?

Back

2

Front

4NH₃ + 5O₂-->4NO + 6H₂O
What is the total number of moles of H₂O produced when 12 mole of NH₃ is completely consumed?

Back

18

Front

6CO₂ + 6H₂O --> C₆H₁₂O₆ + 6O₂
What is the total number of moles of water needed to make 2.5 moles of C₆H₁₂O₆?

Back

15

Front

What number should be in front of N₂ in this chemical equation?
___N₂+___F₂ --> ___ NF₃

Back

1

Front

3 Mg + 1 Fe₂O₃ → 3 MgO + 2 Fe
What is the Ratio of moles of Mg to moles Fe?

Back

3mol Mg / 2 mol Fe

Front

H₂ + Cl₂ --> 2HCl
How many moles of Cl₂ are needed to react with 3 moles of H₂?

Back

3

Front

6CO₂ + 6H₂O --> C₆H₁₂O₆ + 6O₂
What is the total number of moles of CO₂ needed to make 2 moles of C₆H₁₂O₆?

Back

12